Hart was on stage with his niece, Natalya, Neidhart's daughter and also a WWE wrestler, who also fell to the ring floor as Madsen tackled Hart. [cut] "I'm so proud of my uncle @BretHart tonight during our HOF ceremony," Natalya tweeted after the event. "Bret is a cancer survivor, a stroke survivor and one of the greatest wrestlers of all time. He didn't deserve to be attacked or have his moment or my dad's diminished. We got it back on track. Thank you, guys." Security held Madsen down until police arrived and arrested him. A security guard suffered minor injuries,...